diet staging


staging

 [stāj´ing] 1. the determination of distinct phases or periods in the course of a disease, the life history of an organism, or any biological process.2. the classification of neoplasms according to the extent of the tumor. See also cancer.diet staging in the nursing interventions classification, a intervention" >nursing intervention defined as instituting required diet" >diet restrictions with subsequent progression of diet as tolerated.TNM staging an international standard for the staging of tumors; the systems of the American Joint Committee on Cancer and the International Union Against Cancer are now identical. Staging is according to three basic components: primary tumor (T), regional nodes (N), and metastasis (M). Subscripts are used to denote size and degree of involvement; for example, 0 indicates undetectable, and 1, 2, 3, and 4 a progressive increase in size or involvement. Thus, a tumor might be described as T1N2M0. See also cancer.